rearrange the following words and phrases to form meaningful sentences:-
a) a/fact/is/it/that/dream/all
b) dreams/last/for/some/while/seconds/others/for hours/seem/to last
c) amusing/are/some/dreams/others/while are horrifying
d) night/dreams/tend to/as the/last/progresses
e) content/purpose/the/and/dreams/fully/understood/are not